/* =========================================================
   Hongde Hardware — Design System
   Palette derived from company logo (blue + green)
   ========================================================= */
:root{
  --navy:#0A2342;
  --navy-2:#0F3358;
  --navy-3:#123C66;
  --blue:#1B63B5;
  --blue-soft:#3E86D4;
  --green:#1E9E55;
  --green-dark:#147A40;
  --green-soft:#2CB86A;
  --ink:#16202E;
  --muted:#5A6B7E;
  --muted-2:#7C8B9C;
  --bg:#FFFFFF;
  --bg-alt:#F4F7FA;
  --bg-alt-2:#EAF0F6;
  --line:#E2E8EF;
  --line-dark:rgba(255,255,255,.14);
  --radius:14px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(10,35,66,.06);
  --shadow:0 10px 30px rgba(10,35,66,.10);
  --shadow-lg:0 24px 60px rgba(10,35,66,.16);
  --maxw:1200px;
  --font:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  --font-display:'Barlow Condensed','Inter',sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.15;font-weight:700;letter-spacing:-.02em}
p{margin:0}

.container{width:min(var(--maxw),92%);margin-inline:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font);font-weight:600;font-size:.95rem;
  padding:.85rem 1.6rem;border-radius:8px;border:1.5px solid transparent;
  cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--green);color:#fff;box-shadow:0 6px 18px rgba(30,158,85,.28)}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-1px);box-shadow:0 10px 24px rgba(30,158,85,.34)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-ghost:hover{background:rgba(255,255,255,.1);border-color:#fff}
.btn-outline{background:transparent;color:var(--navy);border-color:var(--line)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue)}
.btn-sm{padding:.6rem 1.1rem;font-size:.85rem}

/* ---------- Top utility bar ---------- */
.topbar{background:var(--navy);color:rgba(255,255,255,.82);font-size:.8rem}
.topbar .container{display:flex;align-items:center;justify-content:space-between;min-height:38px;gap:1rem}
.topbar a{color:rgba(255,255,255,.82)}
.topbar a:hover{color:#fff}
.topbar-left{display:flex;align-items:center;gap:1.4rem;flex-wrap:wrap}
.topbar-right{display:flex;align-items:center;gap:1rem}
.topbar .dot{width:5px;height:5px;border-radius:50%;background:var(--green);display:inline-block;margin-right:.45rem}
.topbar .sep{width:1px;height:12px;background:rgba(255,255,255,.22)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:100;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.scrolled{box-shadow:0 6px 24px rgba(10,35,66,.09)}
.header-inner{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:1.5rem}
.brand{display:flex;align-items:center;gap:.7rem;flex-shrink:0}
.brand img{height:44px;width:auto}
.nav{display:flex;align-items:center;gap:.35rem}
.nav a{
  position:relative;padding:.6rem .95rem;border-radius:6px;
  font-weight:600;font-size:.92rem;color:#2A3A4D;transition:color .2s;
}
.nav a::after{
  content:"";position:absolute;left:.95rem;right:.95rem;bottom:.32rem;height:2px;
  background:var(--green);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav a:hover,.nav a.active{color:var(--navy)}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1)}
.header-cta{display:flex;align-items:center;gap:.75rem}
.menu-toggle{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:.5rem .6rem;cursor:pointer}
.menu-toggle svg{width:22px;height:22px;stroke:var(--navy)}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(1100px 520px at 78% -10%, rgba(27,99,181,.42), transparent 60%),
    radial-gradient(760px 460px at 98% 42%, rgba(30,158,85,.30), transparent 60%),
    linear-gradient(135deg,#081C36 0%, #0A2342 45%, #0E2E52 100%);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.08) 1px, transparent 1px);
  background-size:26px 26px;opacity:.5;pointer-events:none;
}
.hero-inner{
  position:relative;display:grid;grid-template-columns:1.05fr .95fr;
  gap:3rem;align-items:center;padding:5.5rem 0 5.5rem;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-display);font-weight:600;letter-spacing:.16em;
  font-size:.82rem;text-transform:uppercase;color:#8FD6AC;margin-bottom:1.25rem;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--green-soft);display:inline-block}
.hero h1{font-size:clamp(2.1rem,4.4vw,3.5rem);font-weight:800;letter-spacing:-.03em;max-width:15ch}
.hero h1 .accent{color:#6FD99B}
.hero-lead{margin-top:1.4rem;font-size:1.1rem;line-height:1.7;color:rgba(255,255,255,.82);max-width:52ch}
.hero-actions{display:flex;gap:.9rem;flex-wrap:wrap;margin-top:2rem}
.hero-trust{display:flex;gap:1.6rem;flex-wrap:wrap;margin-top:2.4rem;padding-top:1.6rem;border-top:1px solid rgba(255,255,255,.14)}
.hero-trust .t{font-size:.82rem;color:rgba(255,255,255,.72);display:flex;align-items:center;gap:.5rem}
.hero-trust .t b{color:#fff;font-size:1rem}
.hero-trust svg{width:16px;height:16px;stroke:var(--green-soft);flex-shrink:0}

/* Hero image collage */
.hero-media{position:relative;min-height:420px}
.hero-collage{
  position:absolute;inset:0;display:grid;
  grid-template-columns:repeat(2,1fr);grid-template-rows:repeat(2,1fr);gap:14px;
}
.hero-collage figure{
  margin:0;background:#fff;border-radius:12px;overflow:hidden;
  box-shadow:0 18px 40px rgba(0,0,0,.30);position:relative;
  animation:floatUp .9s ease both;
}
.hero-collage figure:nth-child(1){grid-column:1;grid-row:1/3;border-radius:16px}
.hero-collage figure:nth-child(2){grid-column:2;grid-row:1}
.hero-collage figure:nth-child(3){grid-column:2;grid-row:2}
.hero-collage figure:nth-child(1){animation-delay:.05s}
.hero-collage figure:nth-child(2){animation-delay:.18s}
.hero-collage figure:nth-child(3){animation-delay:.30s}
.hero-collage.single{grid-template-columns:1fr;grid-template-rows:1fr;gap:0}
.hero-collage.single figure{grid-column:1;grid-row:1;border-radius:16px}
.hero-collage img{width:100%;height:100%;object-fit:cover}
.hero-collage figcaption{
  position:absolute;left:10px;bottom:10px;background:rgba(10,35,66,.82);
  color:#fff;font-size:.72rem;font-weight:600;padding:.3rem .6rem;border-radius:6px;
  backdrop-filter:blur(4px);
}
@keyframes floatUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}

/* ---------- Stats band ---------- */
.stats-wrap{position:relative;z-index:5}
.stats{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  box-shadow:var(--shadow);margin-top:-46px;position:relative;z-index:5;
  display:grid;grid-template-columns:repeat(5,1fr);
}
.stat{padding:1.7rem 1.2rem;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .num{font-size:clamp(1.6rem,2.6vw,2.2rem);font-weight:800;color:var(--navy);letter-spacing:-.03em;line-height:1}
.stat .num span{color:var(--green)}
.stat .lbl{margin-top:.45rem;font-size:.8rem;color:var(--muted);font-weight:600;text-transform:uppercase;letter-spacing:.06em}

/* ---------- Sections ---------- */
.section{padding:5.5rem 0}
.section.alt{background:var(--bg-alt)}
.section-head{max-width:720px;margin:0 auto 3rem;text-align:center}
.section-head.left{margin-left:0;text-align:left}
.kicker{
  font-family:var(--font-display);font-weight:600;letter-spacing:.16em;
  font-size:.82rem;text-transform:uppercase;color:var(--green-dark);margin-bottom:.8rem;
}
.section-title{font-size:clamp(1.7rem,3vw,2.5rem);font-weight:800;letter-spacing:-.03em;color:var(--navy)}
.section-lead{margin-top:1rem;font-size:1.04rem;color:var(--muted);line-height:1.75}

/* ---------- Capability cards ---------- */
.cap-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.cap-card{
  position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:2rem 1.5rem;transition:transform .22s ease, box-shadow .22s ease, border-color .22s;
  overflow:hidden;
}
.cap-card::after{
  content:"";position:absolute;left:0;top:0;height:3px;width:100%;
  background:linear-gradient(90deg,var(--blue),var(--green));opacity:0;transition:opacity .22s;
}
.cap-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:transparent}
.cap-card:hover::after{opacity:1}
.cap-icon{
  width:52px;height:52px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(27,99,181,.10),rgba(30,158,85,.12));margin-bottom:1.2rem;
}
.cap-icon svg{width:26px;height:26px;stroke:var(--navy)}
.cap-card h3{font-size:1.1rem;margin-bottom:.5rem}
.cap-card p{font-size:.92rem;color:var(--muted);line-height:1.65}
.cap-card .more{display:inline-flex;align-items:center;gap:.35rem;margin-top:1.1rem;font-size:.86rem;font-weight:600;color:var(--blue)}
.cap-card .more svg{width:14px;height:14px;stroke:currentColor;transition:transform .2s}
.cap-card:hover .more svg{transform:translateX(4px)}

/* ---------- Product grid ---------- */
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.prod-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .22s ease, box-shadow .22s ease;
}
.prod-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.prod-thumb{aspect-ratio:4/3;background:#F7F9FB;overflow:hidden;position:relative}
.prod-thumb img{width:100%;height:100%;object-fit:contain;padding:1.1rem;transition:transform .35s ease}
.prod-card:hover .prod-thumb img{transform:scale(1.06)}
.prod-body{padding:1.35rem 1.4rem 1.5rem}
.prod-tag{font-family:var(--font-display);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--green-dark);font-weight:600}
.prod-body h3{font-size:1.08rem;margin:.4rem 0 .55rem}
.prod-body p{font-size:.9rem;color:var(--muted);line-height:1.6}
.prod-link{display:inline-flex;align-items:center;gap:.35rem;margin-top:1rem;font-size:.86rem;font-weight:600;color:var(--blue)}
.prod-link svg{width:14px;height:14px;stroke:currentColor}

/* ---------- Feature list ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.feature{
  display:flex;gap:1rem;background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.5rem;transition:box-shadow .22s, transform .22s;
}
.feature:hover{box-shadow:var(--shadow-sm);transform:translateY(-3px)}
.feature .ficon{
  width:44px;height:44px;flex-shrink:0;border-radius:10px;display:grid;place-items:center;
  background:rgba(30,158,85,.10);
}
.feature .ficon svg{width:22px;height:22px;stroke:var(--green-dark)}
.feature h3{font-size:1rem;margin-bottom:.35rem}
.feature p{font-size:.89rem;color:var(--muted);line-height:1.6}

/* ---------- Industry tiles ---------- */
.industry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem}
.industry{
  position:relative;border-radius:var(--radius);overflow:hidden;min-height:270px;
  display:flex;align-items:flex-end;color:#fff;isolation:isolate;
  background:
    radial-gradient(420px 240px at 82% -12%, rgba(27,99,181,.55), transparent 62%),
    radial-gradient(360px 220px at 0% 110%, rgba(30,158,85,.28), transparent 62%),
    linear-gradient(160deg,#10335A 0%,#0A2342 100%);
  border:1px solid rgba(255,255,255,.07);
  transition:transform .22s ease, box-shadow .22s ease;
}
.industry::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px, transparent 1px);
  background-size:22px 22px;opacity:.45;
}
.industry::after{
  content:"";position:absolute;left:0;bottom:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--blue-soft),var(--green-soft));
  transition:width .3s ease;z-index:2;
}
.industry:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.industry:hover::after{width:100%}
.ind-icon{
  position:absolute;top:1.25rem;right:1.25rem;width:54px;height:54px;border-radius:13px;
  display:grid;place-items:center;background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);backdrop-filter:blur(4px);
}
.ind-icon svg{width:26px;height:26px;stroke:#6FD99B}
.industry-body{padding:1.5rem;position:relative;z-index:1}
.industry-body h3{font-size:1.08rem;margin-bottom:.35rem}
.industry-body p{font-size:.85rem;color:rgba(255,255,255,.78);line-height:1.6}

/* ---------- Split / media-text ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:3.5rem;align-items:center}
.split.reverse .split-media{order:2}
.split-copy .section-title{font-size:clamp(1.6rem,2.6vw,2.2rem)}
.split-copy p{color:var(--muted);line-height:1.8;margin-top:1.1rem}
.check-list{margin-top:1.4rem;display:grid;gap:.75rem}
.check-list li{display:flex;gap:.7rem;font-size:.94rem;color:#2A3A4D}
.check-list svg{width:19px;height:19px;flex-shrink:0;stroke:var(--green);margin-top:.12rem}
.split-media{position:relative}
.split-media .frame{
  border-radius:16px;overflow:hidden;background:#F7F9FB;border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.split-media .frame img{width:100%;aspect-ratio:4/3;object-fit:contain;padding:1.4rem}
.split-media .frame.photo-wide{padding:0;overflow:hidden}
.split-media .frame.photo-wide img{aspect-ratio:auto;padding:0;object-fit:cover;display:block}

/* About band on Home: full-width collage above the copy */
.about-split{grid-template-columns:1fr;gap:2.4rem;align-items:stretch}
.about-split .split-media{order:1}
.about-split .split-copy{order:2;max-width:880px}
.about-split .split-media .accent-box{right:18px;bottom:18px}
.about-split .frame.photo-wide{border-radius:18px}
.split-media .accent-box{
  position:absolute;right:-16px;bottom:-16px;background:var(--navy);color:#fff;
  border-radius:12px;padding:1.1rem 1.3rem;box-shadow:var(--shadow-lg);
}
.split-media .accent-box .num{font-size:1.6rem;font-weight:800;color:#6FD99B;line-height:1}
.split-media .accent-box .lbl{font-size:.72rem;color:rgba(255,255,255,.75);text-transform:uppercase;letter-spacing:.06em;margin-top:.2rem}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(800px 400px at 15% 20%, rgba(27,99,181,.45), transparent 60%),
    radial-gradient(700px 380px at 88% 80%, rgba(30,158,85,.35), transparent 60%),
    linear-gradient(120deg,#081C36,#0C2B4C 55%,#0E3358);
}
.cta-band .inner{
  display:flex;align-items:center;justify-content:space-between;gap:2rem;
  padding:3.6rem 0;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(1.5rem,2.8vw,2.2rem);max-width:20ch;letter-spacing:-.02em}
.cta-band p{color:rgba(255,255,255,.78);margin-top:.7rem;max-width:52ch;font-size:.98rem}
.cta-actions{display:flex;gap:.8rem;flex-wrap:wrap}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{
  position:relative;overflow:hidden;color:#fff;
  background:
    radial-gradient(900px 420px at 18% -20%, rgba(27,99,181,.42), transparent 60%),
    radial-gradient(700px 380px at 92% 120%, rgba(30,158,85,.30), transparent 60%),
    linear-gradient(135deg,#081C36,#0A2342 55%,#0E2E52);
  padding:4.6rem 0 4.2rem;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.07) 1px, transparent 1px);
  background-size:26px 26px;opacity:.5;
}
.page-hero .breadcrumb{
  position:relative;display:flex;gap:.5rem;align-items:center;font-size:.8rem;
  color:rgba(255,255,255,.6);margin-bottom:1rem;letter-spacing:.02em;
}
.page-hero .breadcrumb b{color:#8FD6AC;font-weight:600}
.page-hero h1{position:relative;font-size:clamp(1.9rem,3.8vw,3rem);letter-spacing:-.03em;max-width:22ch}
.page-hero p{position:relative;margin-top:1rem;max-width:62ch;color:rgba(255,255,255,.82);font-size:1.04rem;line-height:1.7}

/* ---------- Spec table ---------- */
.spec-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.spec-table th,.spec-table td{padding:.95rem 1.2rem;text-align:left;font-size:.92rem;border-bottom:1px solid var(--line)}
.spec-table thead th{background:var(--navy);color:#fff;font-weight:600;font-size:.85rem;letter-spacing:.03em}
.spec-table tbody tr:last-child td{border-bottom:none}
.spec-table tbody tr:hover{background:#F8FAFC}
.spec-table td:first-child{font-weight:600;color:var(--navy)}

/* ---------- Process steps ---------- */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:1rem;counter-reset:step}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.2rem;text-align:center}
.step .idx{
  width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;font-weight:700;
  display:grid;place-items:center;margin:0 auto .9rem;font-size:.9rem;
}
.step h4{font-size:.95rem;margin-bottom:.3rem}
.step p{font-size:.82rem;color:var(--muted);line-height:1.55}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:3rem;align-items:start}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;display:flex;gap:1rem}
.contact-list{display:grid;gap:1rem}
.contact-card .cicon{
  width:44px;height:44px;border-radius:10px;flex-shrink:0;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(27,99,181,.10),rgba(30,158,85,.12));
}
.contact-card .cicon svg{width:21px;height:21px;stroke:var(--navy)}
.contact-card h3{font-size:.82rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted-2);font-weight:600;margin-bottom:.25rem}
.contact-card p,.contact-card a{font-size:.98rem;color:var(--navy);font-weight:500;line-height:1.55;word-break:break-word}
.contact-card a:hover{color:var(--blue)}

.form-card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:2rem;box-shadow:var(--shadow-sm)}
.form-card h2{font-size:1.4rem;color:var(--navy);margin-bottom:.4rem}
.form-card .sub{font-size:.92rem;color:var(--muted);margin-bottom:1.6rem}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{margin-bottom:1rem}
.field label{display:block;font-size:.82rem;font-weight:600;color:#2A3A4D;margin-bottom:.4rem}
.field input,.field select,.field textarea{
  width:100%;padding:.8rem .95rem;border:1px solid var(--line);border-radius:8px;
  font-family:var(--font);font-size:.93rem;color:var(--ink);background:#fff;transition:border-color .2s, box-shadow .2s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--blue);box-shadow:0 0 0 3px rgba(27,99,181,.12);
}
.field textarea{min-height:120px;resize:vertical}
.form-note{font-size:.8rem;color:var(--muted-2);margin-top:.9rem;line-height:1.6}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy);color:rgba(255,255,255,.75)}
.footer-main{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2.5rem;padding:4rem 0 3rem}
.footer-brand img{height:46px;width:auto;background:#fff;padding:.4rem .6rem;border-radius:6px}
.footer-brand p{margin-top:1.1rem;font-size:.9rem;line-height:1.75;color:rgba(255,255,255,.62);max-width:34ch}
.footer-col h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin-bottom:1.1rem}
.footer-col a{display:block;font-size:.9rem;color:rgba(255,255,255,.66);padding:.28rem 0;transition:color .2s}
.footer-col a:hover{color:#fff}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding:1.4rem 0;
  display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap;
  font-size:.8rem;color:rgba(255,255,255,.5);
}
.footer-social{display:flex;gap:.6rem}
.footer-social a{
  width:34px;height:34px;border-radius:8px;border:1px solid rgba(255,255,255,.18);
  display:grid;place-items:center;transition:all .2s;
}
.footer-social a:hover{background:var(--green);border-color:var(--green)}
.footer-social svg{width:16px;height:16px;stroke:#fff}

/* ---------- Reveal on scroll ---------- */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Factory photo grid ---------- */
.photo-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.photo-grid figure{
  margin:0;position:relative;border-radius:12px;overflow:hidden;
  background:#0A2342;box-shadow:var(--shadow-sm);
}
.photo-grid img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block;transition:transform .45s ease}
.photo-grid figure:hover img{transform:scale(1.06)}
.photo-grid figcaption{
  position:absolute;left:10px;bottom:10px;background:rgba(10,35,66,.84);color:#fff;
  font-size:.7rem;font-weight:600;padding:.28rem .55rem;border-radius:5px;
  backdrop-filter:blur(4px);letter-spacing:.02em;
}

/* ---------- Certificate card ---------- */
.cert-card{
  background:#fff;border:1px solid var(--line);border-radius:16px;padding:14px;
  box-shadow:var(--shadow-sm);
}
.cert-head{display:flex;align-items:center;justify-content:space-between;gap:.6rem;margin-bottom:10px}
.cert-chip{
  background:rgba(30,158,85,.12);color:var(--green-dark);font-size:.74rem;font-weight:700;
  padding:.3rem .6rem;border-radius:6px;white-space:nowrap;
}
.cert-head .t{font-size:.78rem;color:var(--muted);text-align:right;line-height:1.3}
.cert-card img{width:100%;height:auto;border-radius:8px;border:1px solid var(--line);display:block}

/* ---------- Material sub-list ---------- */
.mini-list{margin-top:1rem;display:grid;gap:.4rem}
.mini-list li{position:relative;padding-left:1.1rem;font-size:.88rem;color:var(--muted);line-height:1.5}
.mini-list li::before{content:"";position:absolute;left:0;top:.52em;width:5px;height:5px;border-radius:50%;background:var(--green)}
section[id]{scroll-margin-top:96px}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  .hero-inner{grid-template-columns:1fr;gap:2.5rem;padding:4rem 0 4.5rem}
  .hero-media{min-height:340px;max-width:520px}
  .cap-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .industry-grid{grid-template-columns:repeat(2,1fr)}
  .process{grid-template-columns:repeat(3,1fr)}
  .footer-main{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(3,1fr)}
  .stat:nth-child(3){border-right:none}
  .split{grid-template-columns:1fr;gap:2.5rem}
  .split.reverse .split-media{order:0}
  .contact-grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  .nav,.header-cta .btn{display:none}
  .menu-toggle{display:inline-flex}
  .site-header .nav.open{
    display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;
    flex-direction:column;align-items:stretch;padding:.8rem 4%;border-bottom:1px solid var(--line);
    box-shadow:0 18px 30px rgba(10,35,66,.12);gap:.2rem;
  }
  .site-header .nav.open a{padding:.8rem .6rem;border-radius:6px}
  .site-header .nav.open a::after{display:none}
  .site-header .nav.open a.active{background:var(--bg-alt)}
  .hero h1{font-size:clamp(1.9rem,8vw,2.6rem)}
  .hero-media{min-height:300px}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stat:nth-child(2n){border-right:none}
  .stat{border-bottom:1px solid var(--line)}
  .stat:nth-last-child(-n+1){border-bottom:none}
  .cap-grid,.prod-grid,.feature-grid,.industry-grid{grid-template-columns:1fr}
  .process{grid-template-columns:1fr 1fr}
  .form-row{grid-template-columns:1fr}
  .footer-main{grid-template-columns:1fr;gap:2rem}
  .section{padding:3.8rem 0}
  .topbar-right{display:none}
}